All Articles
Enterprise Value Explained: The Bridge From Market Cap to the Real Price of a Business
Enterprise value is the total price tag for buying an entire company — equity plus debt, minus cash. It is the number that makes EV/EBITDA, EV/Sales, and every other cross-company valuation ratio meaningful. Learn the EV formula, why cash is subtracted, how net debt bridges market cap and EV, when to use EV versus market cap, the common EV ratios and how to read them, the limitations of EV (capital intensity, leases, pensions), and how EV ties together the whole valuation reading series.
Weighted Average Cost of Capital (WACC) Explained: The Hurdle Rate Every Investor Should Know
WACC is the blended rate a company must pay to finance its operations — and the single number that ties together the entire fundamental-analysis reading series. Learn the WACC formula, the cost of equity via CAPM, the cost of debt and the tax shield, why market values beat book values, how WACC sets the threshold for value creation against ROIC, and the five pitfalls that trip up most first-time WACC analysis.
Profit Margins Explained: Gross, Operating, Net, and EBITDA
Profit margins are how you read a company's economics. Learn the four key margins — gross, operating, net, and EBITDA — how to calculate each one, how they connect in the income-statement waterfall, what good margins look like by industry, and the five pitfalls that trip up most first-time margin analysis.
Return on Invested Capital (ROIC) Explained: The Best Scoreboard for Capital Efficiency
ROIC measures how many cents of operating profit a company earns on every dollar of capital it has raised — from both debt holders and shareholders. Learn the formula, the NOPAT and invested-capital definitions, the ROIC vs WACC test, the DuPont decomposition, and why ROIC is often a more honest read of management skill than ROE or net income growth.
Discounted Cash Flow (DCF) Valuation: How to Estimate What a Stock Is Really Worth
A discounted cash flow model is the most disciplined way to estimate what a company is worth. Learn the formula, the five inputs that drive it, how to estimate WACC and terminal value, how to bridge from enterprise value to per-share intrinsic value, the five most common mistakes, and when DCF is the wrong tool entirely.
Working Capital, Current Ratio, and Quick Ratio: How to Read a Company's Short-Term Health
A company can be profitable and still run out of cash. Learn how working capital, the current ratio, the quick ratio, the cash ratio, and the cash conversion cycle reveal a company's short-term liquidity — and why a deteriorating trend in any of them is often the first warning sign of financial trouble.
Stock-Based Compensation, Dilution, and Share Count: How Employee Pay Eats (or Doesn't Eat) Your Investment
Dilution is what happens when a company issues new shares. Learn where the new shares come from, how to read SBC in the income statement, why the gap between basic and diluted share count matters, and how buybacks and grants interact over time.
Short Interest: Measuring How Skeptical the Market Really Is
Short interest quantifies how many shares of a stock are currently being bet against. Learn how to read the data, what days-to-cover means, and why short interest is sentiment context, not a strategy by itself.
The Covered Call Strategy: Generating Income on Shares You Already Own
A covered call lets you earn extra income on stock you already own by selling upside above a chosen strike price. Learn how the strategy works, when to use it, and the real risks.